Lexus ES manuals

Lexus ES: Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT AUXILIARY BATTERY VOLTAGE

(a) Measure the auxiliary battery voltage with the power switch off.

Standard Voltage:

11 to 14 V

  • If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.

READ NEXT:

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Sliding Roof / Troub

 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th

 Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Sliding Roof System DTC No. Detection Item Link B2341 Sensor (Motor) Failure B2342 Switch Failure B2343 Position Initialization Incompl

SEE MORE:

 Front Wiper Rubber

ComponentsCOMPONENTS ILLUSTRATION *1 FRONT WIPER BLADE *2 WIPER RUBBER *3 FRONT WIPER RUBBER BACKING PLATE - - ReplacementREPLACEMENT CAUTION / NOTICE / HINT NOTICE: Make sure to hold the front wiper arm while lifting it, as lifting the front wiper arm by the front wiper bla

 Brake Switch "A" Circuit Short to Ground (P057111)

DESCRIPTION The skid control ECU (brake actuator assembly) receives stop light switch assembly signals and uses them to determine whether or not the brakes are applied. When the brake pedal is depressed and no signal is received from the stop light switch assembly, this DTC is output. DTC No. D

© 2016-2026 Copyright www.lexguide.net